AirHint found the following cheapest return flights from Barcelona (BCN) to Seoul (ICN) in December 2025 (see full year).

Return flights

02 Dec - 13 Dec	Air China
04 Dec - 12 Dec	Vueling Airlines
02 Dec - 15 Dec	Air China
02 Dec - 08 Dec	Air China
01 Dec - 10 Dec	Ryanair
01 Dec - 13 Dec	Ryanair
04 Dec - 13 Dec	Ryanair
01 Dec - 15 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
04 Dec - 17 Dec	Ryanair
03 Dec - 13 Jan	Vueling Airlines
31 Dec - 14 Jan	Iberia
30 Dec - 28 Jan	Scandinavian Airlines
31 Dec - 17 Jan	Iberia
28 Dec - 13 Jan	Ryanair
27 Dec - 12 Jan	LOT
27 Dec - 31 Jan	LOT
01 Dec - 10 Jan	Ryanair
30 Dec - 31 Jan	Air China
11 Dec - 08 Jan	Wizz Air Malta

Also check the deals for one-way flights from Barcelona to Seoul in December.

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Barcelona to Seoul in December from 438€

Return flights